text name of the portfolio to associate
the order book with
symbols
a list of identifiers of the instruments
to be contained in the Portfolio. The name of any
associated price objects (xts prices, usually OHLC)
should match these
initDate
date (ISO8601) prior to the first close
price given in mktdata, used to initialize the order book
with a dummy order
...
any other passthrough parameters
Details
If no symbols list is provided (the default) the function
will attempt to retrieve the symbols list from the
portfolio in the trade blotter.